High-Protein Flourless Lemon Zucchini Cake 🍋
High Protein
Low Carb
Keto-Friendly
A moist, fluffy lemon cake packed with protein from cottage cheese, egg whites, and Greek yogurt. No regular flour, no added sugar, and plenty of refreshing lemon flavor!
Prep Time: 15 minutes
Cook Time: 35–40 minutes
Servings: 9
Ingredients
- 1 cup finely grated zucchini, squeezed dry
- 1 cup almond flour
- ½ cup unflavored or vanilla whey protein powder
- ½ cup low-fat cottage cheese, blended smooth
- ½ cup plain nonfat Greek yogurt
- 2 large eggs
- 2 egg whites
- ⅓ cup powdered monk fruit sweetener
- 2 tablespoons fresh lemon juice
- 1 tablespoon lemon zest
- 1 teaspoon vanilla extract
- 1 teaspoon baking powder
- ¼ teaspoon baking soda
- ¼ teaspoon salt
Lemon Yogurt Glaze
- ¼ cup plain Greek yogurt
- 1 tablespoon powdered monk fruit sweetener
- 1 teaspoon lemon juice
- A little lemon zest
Instructions
- Preheat oven to 350°F (175°C). Grease an 8-inch cake pan and line with parchment paper.
- Grate zucchini and squeeze out as much liquid as possible.
- Blend cottage cheese until completely smooth.
- In a large bowl, whisk eggs, egg whites, cottage cheese, Greek yogurt, sweetener, lemon juice, lemon zest, and vanilla.
- Add almond flour, protein powder, baking powder, baking soda, and salt. Mix until combined.
- Gently fold in the grated zucchini.
- Pour batter into the prepared cake pan and spread evenly.
- Bake for 35–40 minutes, until golden and a toothpick inserted in the center comes out clean.
- Cool completely before removing from the pan.
- Mix the glaze ingredients and spread over the cooled cake.
- Refrigerate for 20–30 minutes before slicing for the best texture.
Estimated Nutrition
Per slice, 1 of 9, including glaze.
| Nutrient | Amount |
|---|---|
| Calories | 170 |
| Protein | 14–16 g |
| Total Carbs | 7–9 g |
| Fiber | 2–3 g |
| Net Carbs | 5–6 g |
| Fat | 9–10 g |
Weight-loss tip: Enjoy one slice as a satisfying breakfast treat or dessert. Use unsweetened protein powder and nonfat Greek yogurt to keep protein high without adding unnecessary sugar.
Nutrition is approximate and depends on the protein powder and brands used.
